VintCo top end piston kit KTY38-1.0 is a complete 69 mm, 1.0 mm oversize top-end rebuild kit for the 1986 Yamaha YZ250. The kit includes a forged piston, head gaskets, base gasket, intake gasket, exhaust pipe gasket, holder gasket, YPVS housing gasket, O-ring and wrist pin bearing, with kit pricing set at 10% less than the equivalent individual items.

Features

• Complete top end piston kit for top-end rebuild work
• Includes piston, gaskets, O-ring and wrist pin bearing
• Includes head gaskets
• Includes base gasket
• Includes intake gasket
• Includes exhaust pipe gasket
• Includes holder gasket
• Includes YPVS housing gasket
• Includes wrist pin bearing
• Kit price includes a 10% discount compared with individual items

Specifications

• VintCo Part Number: KTY38-1.0
• Piston type: Forged
• Piston origin: Made in Germany
• Piston coating: MOS2 coated
• Oversize: 1.0 mm
• Piston size: 68.94 mm
• Nominal size: 69 mm
• Clearance: 0.06 mm

Cross-Reference OEM Part Numbers

• Head Gasket: 93211-17405-00
• Head Gasket: 93210-77363-00
• Base Gasket: 1LU-11351-01-00
• Intake Gasket: 39X-13621-11-00
• Exhaust Pipe Gasket: 24Y-14613-10-00
• Holder Gasket: 5X4-1131N-10-00
• O-ring: 93210-270A8-00
• YPVS Housing Gasket: 1LU-11993-01-00

Vehicle Fitments

• 1986 Yamaha YZ250